Kenneth Donald Williamson, M.D.
Family Medicine Physician · McKinney, TX
Kenneth Donald Williamson, M.D. is a family medicine physician with a practice address in McKinney, Texas, and NPI 1952452187, issued on Jan 15, 2007. Check the license (Texas L9554, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kenneth Donald Williamson
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- L9554 TX
Self-reported in NPPES; status is on the state search - Practice location
- 809 N Central Expy, McKinney, TX 75070
- Phone
- (972) 529-4500
- Enumerated
- Jan 15, 2007
- Record last updated
- Apr 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (972) 529-4505
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 809 N Central Expy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kenneth Donald Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L9554Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
52 Medicare Part D claims for 36 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Kenneth Donald Williamson among 11,119 family medicine physician records in Texas
Kenneth Donald Williamson, M.D. is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.
- NPI issued2007 · 46% of these records are older, 45% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2020 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
91 family medicine physician records list a practice address in McKinney
They are 91 of the 3,263 NPPES records with a practice address in McKinney, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in McKinney → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Becky Chandler, M.D.McKinney, TX 750701104848589
- Stephanie Cudjoe, M.D.McKinney, TX 750701265624571
- Shanna Garza, MDMcKinney, TX 750701215152525
- Christopher Hall, M.D.McKinney, TX 750701558442293
- William (bill) Jones, D.O.McKinney, TX 750701861476335
- Anuradha Kompella, M.D.McKinney, TX 750701215137344
- Ryan Lewis, M.D.McKinney, TX 750701528259173
- Kavitha MoolamallaMcKinney, TX 750701629035340
Common questions
What is Kenneth Donald Williamson, M.D.'s NPI number?
Kenneth Donald Williamson, M.D.'s National Provider Identifier (NPI) is 1952452187, issued on Jan 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Donald Williamson, M.D. located?
The NPPES record lists a practice address at 809 N Central Expy, McKinney, TX, 75070. Phone: (972) 529-4500. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Donald Williamson, M.D.'s license?
NPPES lists Texas license number L9554, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kenneth Donald Williamson, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Donald Williamson, M.D. had 52 Medicare Part D claims for 36 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.